Patent · US Expired

Benzotriazolesulfonic acid derivatives as microbicides

US5374639A · kind A · utility

1Cited by
9References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 16, 1992
Grant dateDec 20, 1994
Priority date
Expiry dateDec 16, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D403/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Benzotriazolesulfonic acid derivatives of formula I ##STR1## wherein R.sub.3 =R.sub.4 X and R.sub.4 is an unsaturated 6-membered heterocycle having a maximum of 2 nitrogen atoms, it being possible for the heterocycle to be substituted, and X is oxygen or sulfur, while R.sub.1 and R.sub.2 are as defined herein, are valuable microbicides. They can be used in plant protection in the form of suitable compositions, for example for controlling fungal diseases.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.